Celestron MICRODIRECT 1080P HDMI HANDHELD DIGITAL MICROSCOPE MicroDirect 1080p - Page 5

4. CALIBRATION AND MEASUREMENT A. CALIBRATION + M ake sure the X,Y Guide is ON (Options/XY Guide). + P lace the included Calibration ruler on the stage under the microscope lens and focus. + T ake a still image making sure the X,Y Guide and the lines on the calibration ruler are parallel. + D ouble-click on the image to enter into measurement interface window. + S elect the Calibration icon and using your cursor, click on a start line on the calibration ruler, hold the mouse button down and drag a dimension line across to the next black line on the calibration ruler. NOTE: T he idea here is to measure a "known" distance on the calibration ruler. For example 1mm or .5 mm. + A dimension line will appear and a dimension will be displayed above the line and a dialogue box will appear. + E nter the "known" distance that you measured, based on the calibration ruler. + T he software will automatically calibrate the magnification rate. + C lick 'OK' and the adjusted magnification rate will show in the upper right corner. NOTE: S ave this magnification rate, so that you may use it for future settings. + N ow you can take measurements on the saved image. ENGLISH | 5